Oklahoma's Keilani Ricketts and Lauren Chamberlain have earned the Big 12 Softball Pitcher and Player of the Week awards for their performances during opening weekend of the 2013 softball season.

The honor is Ricketts' 12th Pitcher of the Week award of her career. Chamberlain picks up her fourth weekly award after making league history last year when she became the first freshman to earn three Player of the Week honors.

Big 12 Player of the WeekLauren Chamberlain, Oklahoma, So., Trabuco Canyon, Calif., INFAs the leadoff hitter in all five games, Chamberlain hit .636 (7-for-11) with four home runs, 12 runs scored and 12 runs batted in. She walked six times and was hit by three pitches, giving her a .800 on-base percentage. She also slugged 1.727. The sophomore currently leads the Big 12 in home runs, walks, runs scored, RBI, OBP and slugging.

Chamberlain started the season by reaching base in her first 10 plate appearances. She was 5-for-5 with four home runs, four walks and a hit by pitch before making her first out. She homered in the first game of the season against No. 21 Stanford, then followed it up with two more home runs, including a grand slam, against Oregon State. She scored four runs and drove in six more against the Beavers.

Big 12 Pitcher of the WeekKeilani Ricketts, Oklahoma, Sr., San Jose, Calif., LHPRicketts opened the season with back-to-back no hitters, shutting down No. 21 Stanford 6-0, and No. 5 Oregon, 12-0, in five innings. Against the Cardinal in the season opener, the senior lefthander threw the second no-hitter of her career, with 14 strikeouts, and hit a solo home run in the first inning. She yielded just five baserunners and only one ball reached the outfield. Ricketts threw her second no-hitter in as many games on Saturday morning as No. 2 Oklahoma shut down No. 5 Oregon, 12-0, in five innings. In earning career win No. 100, the senior lefty allowed just two baserunners against the Ducks on a walk and an error. Of her 15 outs in the game, 10 came via strike out.

In taking down the No. 21 and No. 5 teams in the country, Ricketts struck out 24 in 12 innings of work. She has three career no-hitters, becoming the fifth pitcher in OU history to reach that figure.